THE WORKING HALF
Red File.
Read the case. Understand the mechanism. Work through what you would do.
The working half
The continuation of every File, in English and Japanese.
The written exercise
The exercise, answered on the page.
The technique file
Every technique with its mechanism, its falsifier, and its defense.
The archive
A dated record. Never silently edited.
Before you decide.
What can I read for free?
Phase I of every File is free forever, in both languages. No email address is needed to read it.
Are both languages included?
Yes. Saito File is published in English and Japanese. Use the language control at the top of any page.
Can I subscribe now?
Membership is pre-launch. The planned opening is September 14, 2026. You can read the public Files now.